D74: Methemoglobinemia
Codes under D74 (Methemoglobinemia). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| D74.0 | Congenital methemoglobinemia | ✓ |
| D74.0 | Congenital methemoglobinemia | ✓ |
| D74.8 | Other methemoglobinemias | ✓ |
| D74.8 | Other methemoglobinemias | ✓ |
| D74.9 | Methemoglobinemia, unspecified | ✓ |
| D74.9 | Methemoglobinemia, unspecified | ✓ |
Frequently asked questions
What is ICD-10-CM code D74?
D74 is an ICD-10-CM category covering Methemoglobinemia. It contains 6 more specific diagnosis codes, 6 of which are billable.
Is D74 a billable code?
No — D74 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example D74.0 — Congenital methemoglobinemia). 6 of the 6 codes under D74 are billable.
What codes fall under D74?
D74 includes D74.0, D74.0, D74.8, D74.8, D74.9, plus 1 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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